Hair curling iron



FIG. 1 is a perspective view of a hair curing iron showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a left side view thereof, the right side view being a mirror image of the left side view;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view of the hair curling iron.

The broken lines in FIGS. 1 and 3-6 are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a hair curling iron, as shown and described. 